In this latest trend setting one-piece design, the inner cushion is built directly into the bottom of the bed.Great solution for dogs that tend to take out and play with removable cushions from their bed. Fibre topped orthopaedic foam bottom insert provides superior support and comfort, making this a great bed for older or arthritic dogs. Our two fabric design, combines nature inspired prints with calming, earth-tone neutrals and is finished off with elegant, contrast piping. Outer bolster cover and bottom of bed are zippered to allow for easy removal of bolster and bottom foam insert for machine washing and drying of cover. Outer Dimensions: Small: (27" x 22") Medium: (35" x 27") Large (42" x 32") XL (50" x 36") Inner Dimensions: Small: (19" x 11") Medium: (26" x 17") Large (31" x 19") XL (36" x 22")